get featured image url by page id

Question

I am using wordpress 3.4.1. I need to display the featured image of a page. How can i get the featured image url by particular page id. Any help?

Answer 1

Did you tried anything? Its always helpful to share what you have tired.

$url = wp_get_attachment_url( get_post_thumbnail_id($post_id, 'thumbnail_size') );

http://codex.wordpress.org/Function_Reference/get_post_thumbnail_id

http://codex.wordpress.org/Function_Reference/wp_get_attachment_url